Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 610

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-610 A Ludlow MA SPFDMAXLDMD  3370 CTC COMMUNICATIONS CORP. - MA 126      
413-610 0 Ludlow MA CHCPMAFD0MD  293C CHARTER FIBERLINK MA-CCO, LLC - MA 126   2005-11-27   
413-610 1 Ludlow MA CHCPMAFD0MD  293C CHARTER FIBERLINK MA-CCO, LLC - MA 126   2009-10-17   
413-610 2 Ludlow MA CHCPMAFD0MD  293C CHARTER FIBERLINK MA-CCO, LLC - MA 126   2015-05-17   
413-610 3 Ludlow MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-04-06   
413-610 4 Ludlow MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-04-06   
413-610 6 Ludlow MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.